\begin{figure}[H]
    \centering
    \includegraphics[scale = 0.6]{Gantt1E.png}
\end{figure}

\begin{figure}[H]
    \centering
    \includegraphics[scale = 0.6]{Gantt2aE.png}
\end{figure}

\begin{figure}[H]
    \centering
    \includegraphics[scale = 0.6]{Gantt2bE.png}
\end{figure}